/**
 * <copyright>
 * 
 * Copyright (c) 2010 SAP AG.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 *    Reiner Hille-Doering (SAP AG) - initial API and implementation and/or initial documentation
 * 
 * </copyright>
 */
package org.eclipse.dd.di.util;

import java.util.List;

import org.eclipse.dd.di.*;
import org.eclipse.dd.di.DiPackage;
import org.eclipse.dd.di.Diagram;
import org.eclipse.dd.di.DiagramElement;
import org.eclipse.dd.di.DocumentRoot;
import org.eclipse.dd.di.Edge;
import org.eclipse.dd.di.Label;
import org.eclipse.dd.di.LabeledEdge;
import org.eclipse.dd.di.LabeledShape;
import org.eclipse.dd.di.Node;
import org.eclipse.dd.di.Plane;
import org.eclipse.dd.di.Shape;
import org.eclipse.dd.di.Style;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;

/**
 * <!-- begin-user-doc -->
 * The <b>Switch</b> for the model's inheritance hierarchy.
 * It supports the call {@link #doSwitch(EObject) doSwitch(object)}
 * to invoke the <code>caseXXX</code> method for each class of the model,
 * starting with the actual class of the object
 * and proceeding up the inheritance hierarchy
 * until a non-null result is returned,
 * which is the result of the switch.
 * <!-- end-user-doc -->
 * @see org.eclipse.dd.di.DiPackage
 * @generated
 */
public class DiSwitch<T> {
    /**
     * The cached model package
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    protected static DiPackage modelPackage;

    /**
     * Creates an instance of the switch.
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @generated
     */
    public DiSwitch() {
        if (modelPackage == null) {
            modelPackage = DiPackage.eINSTANCE;
        }
    }

    /**
     * Calls <code>caseXXX</code> for each class of the model until one returns a non null result; it yields that result.
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @return the first non-null result returned by a <code>caseXXX</code> call.
     * @generated
     */
    public T doSwitch(EObject theEObject) {
        return doSwitch(theEObject.eClass(), theEObject);
    }

    /**
     * Calls <code>caseXXX</code> for each class of the model until one returns a non null result; it yields that result.
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @return the first non-null result returned by a <code>caseXXX</code> call.
     * @generated
     */
    protected T doSwitch(EClass theEClass, EObject theEObject) {
        if (theEClass.eContainer() == modelPackage) {
            return doSwitch(theEClass.getClassifierID(), theEObject);
        } else {
            List<EClass> eSuperTypes = theEClass.getESuperTypes();
            return eSuperTypes.isEmpty() ? defaultCase(theEObject) : doSwitch(eSuperTypes.get(0),
                    theEObject);
        }
    }

    /**
     * Calls <code>caseXXX</code> for each class of the model until one returns a non null result; it yields that result.
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     * @return the first non-null result returned by a <code>caseXXX</code> call.
     * @generated
     */
    protected T doSwitch(int classifierID, EObject theEObject) {
        switch (classifierID) {
        case DiPackage.DOCUMENT_ROOT: {
            DocumentRoot documentRoot = (DocumentRoot) theEObject;
            T result = caseDocumentRoot(documentRoot);
            if (result == null)
                result = defaultCase(theEObject);
            return result;
        }
        case DiPackage.DIAGRAM: {
            Diagram diagram = (Diagram) theEObject;
            T result = caseDiagram(diagram);
            if (result == null)
                result = defaultCase(theEObject);
            return result;
        }
        case DiPackage.DIAGRAM_ELEMENT: {
            DiagramElement diagramElement = (DiagramElement) theEObject;
            T result = caseDiagramElement(diagramElement);
            if (result == null)
                result = defaultCase(theEObject);
            return result;
        }
        case DiPackage.EDGE: {
            Edge edge = (Edge) theEObject;
            T result = caseEdge(edge);
            if (result == null)
                result = caseDiagramElement(edge);
            if (result == null)
                result = defaultCase(theEObject);
            return result;
        }
        case DiPackage.LABEL: {
            Label label = (Label) theEObject;
            T result = caseLabel(label);
            if (result == null)
                result = caseNode(label);
            if (result == null)
                result = caseDiagramElement(label);
            if (result == null)
                result = defaultCase(theEObject);
            return result;
        }
        case DiPackage.LABELED_EDGE: {
            LabeledEdge labeledEdge = (LabeledEdge) theEObject;
            T result = caseLabeledEdge(labeledEdge);
            if (result == null)
                result = caseEdge(labeledEdge);
            if (result == null)
                result = caseDiagramElement(labeledEdge);
            if (result == null)
                result = defaultCase(theEObject);
            return result;
        }
        case DiPackage.LABELED_SHAPE: {
            LabeledShape labeledShape = (LabeledShape) theEObject;
            T result = caseLabeledShape(labeledShape);
            if (result == null)
                result = caseShape(labeledShape);
            if (result == null)
                result = caseNode(labeledShape);
            if (result == null)
                result = caseDiagramElement(labeledShape);
            if (result == null)
                result = defaultCase(theEObject);
            return result;
        }
        case DiPackage.NODE: {
            Node node = (Node) theEObject;
            T result = caseNode(node);
            if (result == null)
                result = caseDiagramElement(node);
            if (result == null)
                result = defaultCase(theEObject);
            return result;
        }
        case DiPackage.PLANE: {
            Plane plane = (Plane) theEObject;
            T result = casePlane(plane);
            if (result == null)
                result = caseNode(plane);
            if (result == null)
                result = caseDiagramElement(plane);
            if (result == null)
                result = defaultCase(theEObject);
            return result;
        }
        case DiPackage.SHAPE: {
            Shape shape = (Shape) theEObject;
            T result = caseShape(shape);
            if (result == null)
                result = caseNode(shape);
            if (result == null)
                result = caseDiagramElement(shape);
            if (result == null)
                result = defaultCase(theEObject);
            return result;
        }
        case DiPackage.STYLE: {
            Style style = (Style) theEObject;
            T result = caseStyle(style);
            if (result == null)
                result = defaultCase(theEObject);
            return result;
        }
        default:
            return defaultCase(theEObject);
        }
    }

    /**
     * Returns the result of interpreting the object as an instance of '<em>Document Root</em>'.
     * <!-- begin-user-doc -->
     * This implementation returns null;
     * returning a non-null result will terminate the switch.
     * <!-- end-user-doc -->
     * @param object the target of the switch.
     * @return the result of interpreting the object as an instance of '<em>Document Root</em>'.
     * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
     * @generated
     */
    public T caseDocumentRoot(DocumentRoot object) {
        return null;
    }

    /**
     * Returns the result of interpreting the object as an instance of '<em>Diagram</em>'.
     * <!-- begin-user-doc -->
     * This implementation returns null;
     * returning a non-null result will terminate the switch.
     * <!-- end-user-doc -->
     * @param object the target of the switch.
     * @return the result of interpreting the object as an instance of '<em>Diagram</em>'.
     * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
     * @generated
     */
    public T caseDiagram(Diagram object) {
        return null;
    }

    /**
     * Returns the result of interpreting the object as an instance of '<em>Diagram Element</em>'.
     * <!-- begin-user-doc -->
     * This implementation returns null;
     * returning a non-null result will terminate the switch.
     * <!-- end-user-doc -->
     * @param object the target of the switch.
     * @return the result of interpreting the object as an instance of '<em>Diagram Element</em>'.
     * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
     * @generated
     */
    public T caseDiagramElement(DiagramElement object) {
        return null;
    }

    /**
     * Returns the result of interpreting the object as an instance of '<em>Edge</em>'.
     * <!-- begin-user-doc -->
     * This implementation returns null;
     * returning a non-null result will terminate the switch.
     * <!-- end-user-doc -->
     * @param object the target of the switch.
     * @return the result of interpreting the object as an instance of '<em>Edge</em>'.
     * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
     * @generated
     */
    public T caseEdge(Edge object) {
        return null;
    }

    /**
     * Returns the result of interpreting the object as an instance of '<em>Label</em>'.
     * <!-- begin-user-doc -->
     * This implementation returns null;
     * returning a non-null result will terminate the switch.
     * <!-- end-user-doc -->
     * @param object the target of the switch.
     * @return the result of interpreting the object as an instance of '<em>Label</em>'.
     * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
     * @generated
     */
    public T caseLabel(Label object) {
        return null;
    }

    /**
     * Returns the result of interpreting the object as an instance of '<em>Labeled Edge</em>'.
     * <!-- begin-user-doc -->
     * This implementation returns null;
     * returning a non-null result will terminate the switch.
     * <!-- end-user-doc -->
     * @param object the target of the switch.
     * @return the result of interpreting the object as an instance of '<em>Labeled Edge</em>'.
     * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
     * @generated
     */
    public T caseLabeledEdge(LabeledEdge object) {
        return null;
    }

    /**
     * Returns the result of interpreting the object as an instance of '<em>Labeled Shape</em>'.
     * <!-- begin-user-doc -->
     * This implementation returns null;
     * returning a non-null result will terminate the switch.
     * <!-- end-user-doc -->
     * @param object the target of the switch.
     * @return the result of interpreting the object as an instance of '<em>Labeled Shape</em>'.
     * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
     * @generated
     */
    public T caseLabeledShape(LabeledShape object) {
        return null;
    }

    /**
     * Returns the result of interpreting the object as an instance of '<em>Node</em>'.
     * <!-- begin-user-doc -->
     * This implementation returns null;
     * returning a non-null result will terminate the switch.
     * <!-- end-user-doc -->
     * @param object the target of the switch.
     * @return the result of interpreting the object as an instance of '<em>Node</em>'.
     * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
     * @generated
     */
    public T caseNode(Node object) {
        return null;
    }

    /**
     * Returns the result of interpreting the object as an instance of '<em>Plane</em>'.
     * <!-- begin-user-doc -->
     * This implementation returns null;
     * returning a non-null result will terminate the switch.
     * <!-- end-user-doc -->
     * @param object the target of the switch.
     * @return the result of interpreting the object as an instance of '<em>Plane</em>'.
     * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
     * @generated
     */
    public T casePlane(Plane object) {
        return null;
    }

    /**
     * Returns the result of interpreting the object as an instance of '<em>Shape</em>'.
     * <!-- begin-user-doc -->
     * This implementation returns null;
     * returning a non-null result will terminate the switch.
     * <!-- end-user-doc -->
     * @param object the target of the switch.
     * @return the result of interpreting the object as an instance of '<em>Shape</em>'.
     * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
     * @generated
     */
    public T caseShape(Shape object) {
        return null;
    }

    /**
     * Returns the result of interpreting the object as an instance of '<em>Style</em>'.
     * <!-- begin-user-doc -->
     * This implementation returns null;
     * returning a non-null result will terminate the switch.
     * <!-- end-user-doc -->
     * @param object the target of the switch.
     * @return the result of interpreting the object as an instance of '<em>Style</em>'.
     * @see #doSwitch(org.eclipse.emf.ecore.EObject) doSwitch(EObject)
     * @generated
     */
    public T caseStyle(Style object) {
        return null;
    }

    /**
     * Returns the result of interpreting the object as an instance of '<em>EObject</em>'.
     * <!-- begin-user-doc -->
     * This implementation returns null;
     * returning a non-null result will terminate the switch, but this is the last case anyway.
     * <!-- end-user-doc -->
     * @param object the target of the switch.
     * @return the result of interpreting the object as an instance of '<em>EObject</em>'.
     * @see #doSwitch(org.eclipse.emf.ecore.EObject)
     * @generated
     */
    public T defaultCase(EObject object) {
        return null;
    }

} //DiSwitch
